CN204632392U - A kind of insulated cable - Google Patents
A kind of insulated cable Download PDFInfo
- Publication number
- CN204632392U CN204632392U CN201520390646.5U CN201520390646U CN204632392U CN 204632392 U CN204632392 U CN 204632392U CN 201520390646 U CN201520390646 U CN 201520390646U CN 204632392 U CN204632392 U CN 204632392U
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- insulated cable
- cold
- insulation layer
- layer
- resistant insulation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model provides a kind of insulated cable, relates to power cable field.This insulated cable comprises conductor, cold-resistant insulation layer and watertight composition; Described conductor is formed by multiple conducting wires gummed, strengthening core is provided with in described conductor, described conductor is coated with described cold-resistant insulation layer, and described cold-resistant insulation layer is coated with described watertight composition, and the outer surface of described watertight composition is symmetrically arranged with draw-in groove and the projection with described pocket matches.The insulated cable cold tolerance that the utility model provides is good, and stretching resistance by force, is not easily wound around and has good water resistance.
Description
Technical field
The utility model relates to power cable field, in particular to a kind of insulated cable.
Background technology
Cable is one of indispensable consumptive material in electric power transfer process, and along with the continuous progress of society, the quality requirement of all trades and professions to cable is also more and more higher.
At the northern area of cold, the insulating outer layer of common cable due to low temperature easily become brittle, cracking, thus cause the situation of electric leakage to occur, meanwhile, when raining or snowing weather, cable also easily occurs freeze, thus may cable be broken, cause large-area power-cuts, in addition, common cable is easily wound around in the process of installing, and installs very inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of insulated cable, to improve the problems referred to above.
The utility model is achieved in that
A kind of insulated cable, comprises conductor, cold-resistant insulation layer and watertight composition; Described conductor is formed by multiple conducting wires gummed, strengthening core is provided with in described conductor, described conductor is coated with described cold-resistant insulation layer, and described cold-resistant insulation layer is coated with described watertight composition, and the outer surface of described watertight composition is symmetrically arranged with draw-in groove and the projection with described pocket matches.
The insulated cable that the utility model provides is by arranging cold-resistant insulation layer, ensure that the cold tolerance of insulated cable is good, by arranging strengthening core in conductor, ensure that insulated cable can bear larger pulling force, watertight composition is set outside cold-resistant insulation layer, the waterproof effect of insulated cable can be made good, draw-in groove and projection are set at the outer surface of watertight composition, facilitate many insulated cables assembled, be not easily wound around.
Insulated cable as above, preferably, described insulated cable also comprises armouring copper strips layer, and described armouring copper strips layer is between described cold-resistant insulation layer and described watertight composition.
Armouring copper strips layer is set, can plays a good protection to cold-resistant insulation layer.
Insulated cable as above, preferably, is provided with packed layer between described cold-resistant insulation layer and described armouring copper strips layer.
Arrange packed layer, can protect cold-resistant insulation layer further, the copper strips edge corner angle wearing and tearing cold-resistant insulation layer of the armouring copper strips layer avoiding material really up to the mark, causes the situation of electric leakage to occur.
Insulated cable as above, preferably, described packed layer is magnesium oxide mineral insulation bisque.
Insulated cable as above, preferably, described cold-resistant insulation layer is polyvinyl chloride layer.
Insulated cable as above, preferably, described watertight composition is polyethylene waterproof layer.
Insulated cable as above, preferably, described wire is copper core.
The electric conductivity of copper core is good, effectively can reduce the loss in electric power transfer process.
Insulated cable as above, preferably, described conductive line surfaces is provided with zinc coat.
Zinc coat is set, effectively can slows down the speed of the oxidized corrosion of wire, the useful life of effective extension lead.
Insulated cable as above, preferably, described strengthening core is steel wire strengthening core.
For prior art, the utility model comprises following beneficial effect:
The insulated cable that the utility model provides, by arranging cold-resistant insulation layer, ensure that the cold tolerance of insulated cable is good, by arranging strengthening core in conductor, ensureing that insulated cable can bear larger pulling force, watertight composition is set outside cold-resistant insulation layer, the waterproof effect of insulated cable can be made good, draw-in groove and projection are set at the outer surface of watertight composition, facilitate many insulated cables assembled, be not easily wound around.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
The cutaway view of the insulated cable that Fig. 1 provides for the utility model first embodiment;
The cutaway view of the insulated cable that Fig. 2 provides for the utility model second embodiment.
Wherein, the corresponding relation between Reference numeral and component names is as follows:
Conductor 101, cold-resistant insulation layer 102, watertight composition 103, strengthening core 104, draw-in groove 105, protruding 106, armouring copper strips layer 107, packed layer 108.
Embodiment
Cable is one of indispensable consumptive material in electric power transfer process, and along with the continuous progress of society, the quality requirement of all trades and professions to cable is also more and more higher.
At the northern area of cold, the insulating outer layer of common cable due to low temperature easily become brittle, cracking, thus cause the situation of electric leakage to occur, meanwhile, when raining or snowing weather, cable also easily occurs freeze, thus may cable be broken, cause large-area power-cuts, in addition, common cable is easily wound around in the process of installing, and installs very inconvenience.
In view of upper kind situation, inventor is by a large amount of Researching and practicing, and provide a kind of insulated cable, this insulated cable comprises conductor, cold-resistant insulation layer and watertight composition; Described conductor is formed by multiple conducting wires gummed, strengthening core is provided with in described conductor, described conductor is coated with described cold-resistant insulation layer, and described cold-resistant insulation layer is coated with described watertight composition, and the outer surface of described watertight composition is symmetrically arranged with draw-in groove and the projection with described pocket matches.By arranging cold-resistant insulation layer, can ensure that the cold tolerance of insulated cable is good, by arranging strengthening core in conductor, make insulated cable can bear larger pulling force, by arranging watertight composition outside insulating barrier, the waterproof effect of insulated cable can be made better, draw-in groove and the projection with pocket matches are set at the outer surface of watertight composition, many insulated cables can be bolted together, the situation avoiding multi-cable to be mutually wound around occurs.
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
Embodiment one
With reference to figure 1, the insulated cable that the present embodiment provides comprises conductor 101, cold-resistant insulation layer 102 and watertight composition 103; Described conductor 101 is formed by multiple conducting wires gummed, strengthening core 104 is provided with in described conductor 101, described conductor 101 is coated with described cold-resistant insulation layer 102, described cold-resistant insulation layer 102 is coated with described watertight composition 103, the projection 106 that the outer surface of described watertight composition 103 is symmetrically arranged with draw-in groove 105 and mates with described draw-in groove 105.
The projection 106 draw-in groove 105 being set on watertight composition 103 surface and mating with draw-in groove 105, when laying or set up many insulated cables, the projection 106 of watertight composition 103 outer surface of an insulated cable can be adopted to fix thoroughly doing away with edge cable splice with the mode of the draw-in groove 105 phase clamping of watertight composition 103 outer surface of another root insulated cable more, relative position between many insulated cables after installing is fixed, and the situation that can not occur mutually to be wound around occurs.
Under cold-resistant insulation layer 102 be set ensure the condition that insulated cable is cold in the winter time, insulated cable energy normal mounting uses, the cold-resistant insulation layer 102 that the present embodiment provides adopts polyvinyl chloride layer, polyvinyl chloride layer still can have good physical mechanical, electric and ageing-resistant performance at quite low temperatures, can not ftracture, effectively ensure that security performance and the useful life of insulated cable.Certainly, cold-resistant insulation layer 102 is not limited only to polyvinyl chloride layer, such as, can also adopt polyethylene layer, take polyvinyl chloride layer as the best.
At the northern area of cold, particularly rain or snow weather time, insulated cable easily occurs freeze, the ice sheet being attached to insulated cable surface can produce greatly pulling force downwards to the two ends of insulated cable due to the reason of gravity, Given this, the conductor 101 of the insulated cable that the present embodiment provides adopts multiple conducting wires to glue together and forms, strengthening core 104 is set in conductor 101 simultaneously, conductor 101 adopts multiple conducting wires to glue together to be convenient in wire, arrange strengthening core 104 and to arrange the shape formed after strengthening core 104 even, dish is facilitated to be placed on cable hank, the stretching resistance of insulated cable can be made stronger by arranging strengthening core 104, insulated cable is effectively avoided to produce fracture because of excessive pulling force thus cause the situation of power-off to occur.In the present embodiment, strengthening core 104 is steel wire strengthening core 104, and certainly, strengthening core 104 is not limited only to steel wire strengthening core 104, such as, can also adopt wolfram steel silk strengthening core 104.
Watertight composition 103 is mainly used in avoiding extraneous water to penetrate into the insulating barrier of insulated cable inside thus the situation causing insulated cable leak electricity generation, therefore, the material particular importance of watertight composition 103, in the present embodiment, what watertight composition 103 adopted is polyethylene waterproof layer 103, and polyethylene waterproof layer 103 has good waterproof performance, the feature that electrical insulating property is excellent, and also there is good resistance to low temperature, more further can also ensure the resistance to low temperature of insulated cable while ensureing waterproof effect.Certainly, watertight composition 103 is also not limited only to polyethylene waterproof layer 103, such as, can also adopt polyolefin watertight composition 103.
In the present embodiment, wire is copper core, and copper core is oxidized corrosion not easily, effectively can ensure the useful life of insulated cable, and meanwhile, the resistivity of copper core is low, effectively can reduce the loss of electric energy in transmitting procedure.Certainly, wire is not limited only to copper core, as long as the wire that can meet electric power transfer requirement is feasible execution mode, such as adopting aluminum core line, take copper core as the best.
Embodiment two
With reference to figure 2, the insulated cable that the present embodiment provides comprises conductor 101, cold-resistant insulation layer 102 and watertight composition 103; Described conductor 101 is formed by multiple conducting wires gummed, strengthening core 104 is provided with in described conductor 101, described conductor 101 is coated with described cold-resistant insulation layer 102, described cold-resistant insulation layer 102 is coated with described watertight composition 103, the projection 106 that the outer surface of described watertight composition 103 is symmetrically arranged with draw-in groove 105 and mates with described draw-in groove 105.
Cold-resistant insulation layer 102 adopts the good pvc material of cold tolerance to make, strengthening core 104 adopts stretching resistance steel wire strengthening core 104 of good performance, watertight composition 103 adopts all very good polythene material of waterproof and cold tolerance to make, and wire is the low and copper core of not easily oxidized corrosion of resistivity.
The insulated cable that the present embodiment provides has good cold tolerance, stretching resistance, not easily occur be wound around and there is good water resistance, but, in the installation and use procedure of insulated cable, may due to the cold-resistant insulation layer 102 of external force (as automobile rolls) action breaks down insulated cable, Given this, the insulated cable that the present embodiment provides also is provided with armouring copper strips layer 107, armouring copper strips layer 107 is between cold-resistant insulation layer 102 and watertight composition 103, can play a very good protection to cold-resistant insulation layer 102 by arranging armouring copper strips layer 107, avoid damaging cold-resistant insulation layer 102 under external force and cause insulated cable to leak electricity situation occur.
Because the material of armouring copper strips layer 107 is very hard, the corner angle at copper strips edge contact the cold-resistant insulation layer 102 that easily weares and teares with cold-resistant insulation layer 102, thus cause the situation of electric leakage to occur, Given this, the insulated cable that the present embodiment provides also is provided with packed layer 108 between cold-resistant insulation layer 102 and armouring copper strips layer 107, packed layer 108 adopts magnesium oxide mineral insulation bisque, adopts such arranging effectively can avoid the copper strips edge corner angle wearing and tearing cold-resistant insulation layer 102 of armouring copper strips layer 107 and then the situation of electric leakage occurs.In the present embodiment, packed layer 108 adopts magnesium oxide mineral insulation powder, and certainly, the material of packed layer 108 is not limited only to this, such as, can also adopt nonwoven fabrics.
Embodiment three
The insulated cable that the present embodiment provides comprises conductor 101, cold-resistant insulation layer 102 and watertight composition 103; Described conductor 101 is formed by multiple conducting wires gummed, strengthening core 104 is provided with in described conductor 101, described conductor 101 is coated with described cold-resistant insulation layer 102, described cold-resistant insulation layer 102 is coated with described watertight composition 103, the projection 106 that the outer surface of described watertight composition 103 is symmetrically arranged with draw-in groove 105 and mates with described draw-in groove 105.
Cold-resistant insulation layer 102 adopts the good pvc material of cold tolerance to make, strengthening core 104 adopts stretching resistance steel wire strengthening core 104 of good performance, watertight composition 103 adopts all very good polythene material of waterproof and cold tolerance to make, and wire is the low and copper core of not easily oxidized corrosion of resistivity.
Be provided with armouring copper strips layer 107 between cold-resistant insulation layer 102 and watertight composition 103, between armouring copper strips layer 107 and cold-resistant insulation layer 102, be provided with magnesium oxide mineral insulation bisque.
In this enforcement, wire adopts copper core, and copper core has certain antioxidant anticorrosive ability, but, after long afterwards when deployed, copper core still by oxide etch gradually, thus can increase the loss of electric power electric energy in transmitting procedure, causes the waste of the energy, therefore, the insulated cable that the present embodiment provides also is provided with zinc coat in conductive line surfaces, can slow down the speed of the oxidized corrosion of wire by arranging zinc coat further, ensures the useful life of insulated cable further.
The surface of strengthening core 104 also can arrange zinc coat, by arranging on strengthening core 104 surface the speed that zinc coat effectively can slow down the oxidized corrosion of strengthening core 104, effectively ensures that insulated cable not easily ruptures.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (9)
1. an insulated cable, is characterized in that, comprises conductor, cold-resistant insulation layer and watertight composition;
Described conductor is formed by multiple conducting wires gummed, strengthening core is provided with in described conductor, described conductor is coated with described cold-resistant insulation layer, and described cold-resistant insulation layer is coated with described watertight composition, and the outer surface of described watertight composition is symmetrically arranged with draw-in groove and the projection with described pocket matches.
2. insulated cable according to claim 1, it is characterized in that, described insulated cable also comprises armouring copper strips layer, and described armouring copper strips layer is between described cold-resistant insulation layer and described watertight composition.
3. insulated cable according to claim 2, is characterized in that, be provided with packed layer between described cold-resistant insulation layer and described armouring copper strips layer.
4. insulated cable according to claim 3, it is characterized in that, described packed layer is magnesium oxide mineral insulation bisque.
5. according to the described insulated cable of one of claim 1-4, it is characterized in that, described cold-resistant insulation layer is polyvinyl chloride layer.
6. according to the described insulated cable of one of claim 1-4, it is characterized in that, described watertight composition is polyethylene waterproof layer.
7. according to the described insulated cable of one of claim 1-4, it is characterized in that, described wire is copper core.
8. according to the described insulated cable of one of claim 1-4, it is characterized in that, described conductive line surfaces is provided with zinc coat.
9. according to the described insulated cable of one of claim 1-4, it is characterized in that, described strengthening core is steel wire strengthening core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390646.5U CN204632392U (en) | 2015-06-08 | 2015-06-08 | A kind of insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520390646.5U CN204632392U (en) | 2015-06-08 | 2015-06-08 | A kind of insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204632392U true CN204632392U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520390646.5U Active CN204632392U (en) | 2015-06-08 | 2015-06-08 | A kind of insulated cable |
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| CN (1) | CN204632392U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280300A (en) * | 2015-11-24 | 2016-01-27 | 天津朗兴电线电缆有限公司 | Shielded cable |
| CN107578855A (en) * | 2017-09-09 | 2018-01-12 | 杨幸 | A kind of portable anti-interference data wire |
| CN109166661A (en) * | 2018-09-14 | 2019-01-08 | 四川力卓汇恒科技服务有限公司 | A kind of tough and tensile type cable |
-
2015
- 2015-06-08 CN CN201520390646.5U patent/CN204632392U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280300A (en) * | 2015-11-24 | 2016-01-27 | 天津朗兴电线电缆有限公司 | Shielded cable |
| CN107578855A (en) * | 2017-09-09 | 2018-01-12 | 杨幸 | A kind of portable anti-interference data wire |
| CN109166661A (en) * | 2018-09-14 | 2019-01-08 | 四川力卓汇恒科技服务有限公司 | A kind of tough and tensile type cable |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |